平面

• But an extensive water surface is not two-dimensional .
  然而地球的辽阔水面都不是平面。
• All planes in one family are equidistant from one another .
  每一族的所有平面彼此距离相等。
• This equation covers nucleation on flat substrates .
  这个方程适用于在平面基底上的成核作用。
• Sink below the horizon .
  沉落到地平面以下。
• This plane is therefore called the neutral surface of the beam .
  因此这个平面称为梁的中性面。
• We make use of a mapping known as stereographic projection .
  我们作一个称为球极平面射影的映射。
• A fully cut "brilliant" diamond has 58 facets .
  经过充分切刻的“光彩夺目”的钻石有五十八个小平面。
• As a result, the focal lengths in these planes will be different .
  结果，这两个平面内的焦距将不同。
• Plate-shaped particles will generally be oriented with the flat side down .
  片状颗粒一般为平面向下。
• Those that are aligned in the place are called equatorial hydrogens .
  那些在平面上定向的氢叫做平伏氢。